gnu-social/plugins/Realtime/realtimeupdate.js
2010-01-31 23:57:35 +01:00

360 lines
12 KiB
JavaScript

/*
* StatusNet - a distributed open-source microblogging tool
* Copyright (C) 2008, StatusNet, Inc.
*
* Add a notice encoded as JSON into the current timeline
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @category Plugin
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @author Sarven Capadisli <csarven@status.net>
* @copyright 2009 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*/
// TODO: i18n
RealtimeUpdate = {
_userid: 0,
_replyurl: '',
_favorurl: '',
_repeaturl: '',
_deleteurl: '',
_updatecounter: 0,
_maxnotices: 50,
_windowhasfocus: true,
_documenttitle: '',
_paused:false,
_queuedNotices:[],
init: function(userid, replyurl, favorurl, repeaturl, deleteurl)
{
RealtimeUpdate._userid = userid;
RealtimeUpdate._replyurl = replyurl;
RealtimeUpdate._favorurl = favorurl;
RealtimeUpdate._repeaturl = repeaturl;
RealtimeUpdate._deleteurl = deleteurl;
RealtimeUpdate._documenttitle = document.title;
$(window).bind('focus', function(){ RealtimeUpdate._windowhasfocus = true; });
$(window).bind('blur', function() {
$('#notices_primary .notice').removeClass('mark-top');
$('#notices_primary .notice:first').addClass('mark-top');
RealtimeUpdate._updatecounter = 0;
document.title = RealtimeUpdate._documenttitle;
RealtimeUpdate._windowhasfocus = false;
return false;
});
},
receive: function(data)
{
if (RealtimeUpdate._paused === false) {
RealtimeUpdate.purgeLastNoticeItem();
RealtimeUpdate.insertNoticeItem(data);
}
else {
RealtimeUpdate._queuedNotices.push(data);
RealtimeUpdate.updateQueuedCounter();
}
RealtimeUpdate.updateWindowCounter();
},
insertNoticeItem: function(data) {
// Don't add it if it already exists
if ($("#notice-"+data.id).length > 0) {
return;
}
var noticeItem = RealtimeUpdate.makeNoticeItem(data);
var noticeItemID = $(noticeItem).attr('id');
$("#notices_primary .notices").prepend(noticeItem);
$("#notices_primary .notice:first").css({display:"none"});
$("#notices_primary .notice:first").fadeIn(1000);
SN.U.NoticeReplyTo($('#'+noticeItemID));
SN.U.NoticeWithAttachment($('#'+noticeItemID));
},
purgeLastNoticeItem: function() {
if ($('#notices_primary .notice').length > RealtimeUpdate._maxnotices) {
$("#notices_primary .notice:last").remove();
}
},
updateWindowCounter: function() {
if (RealtimeUpdate._windowhasfocus === false) {
RealtimeUpdate._updatecounter += 1;
document.title = '('+RealtimeUpdate._updatecounter+') ' + RealtimeUpdate._documenttitle;
}
},
makeNoticeItem: function(data)
{
if (data.hasOwnProperty('retweeted_status')) {
original = data['retweeted_status'];
repeat = data;
data = original;
unique = repeat['id'];
responsible = repeat['user'];
} else {
original = null;
repeat = null;
unique = data['id'];
responsible = data['user'];
}
user = data['user'];
html = data['html'].replace(/&lt;/g,'<').replace(/&gt;/g,'>').replace(/&quot;/g,'"').replace(/&amp;/g,'&');
source = data['source'].replace(/&lt;/g,'<').replace(/&gt;/g,'>').replace(/&quot;/g,'"').replace(/&amp;/g,'&');
ni = "<li class=\"hentry notice\" id=\"notice-"+unique+"\">"+
"<div class=\"entry-title\">"+
"<span class=\"vcard author\">"+
"<a href=\""+user['profile_url']+"\" class=\"url\" title=\""+user['name']+"\">"+
"<img src=\""+user['profile_image_url']+"\" class=\"avatar photo\" width=\"48\" height=\"48\" alt=\""+user['screen_name']+"\"/>"+
"<span class=\"nickname fn\">"+user['screen_name']+"</span>"+
"</a>"+
"</span>"+
"<p class=\"entry-content\">"+html+"</p>"+
"</div>"+
"<div class=\"entry-content\">"+
"<a class=\"timestamp\" rel=\"bookmark\" href=\""+data['url']+"\" >"+
"<abbr class=\"published\" title=\""+data['created_at']+"\">a few seconds ago</abbr>"+
"</a> "+
"<span class=\"source\">"+
"from "+
"<span class=\"device\">"+source+"</span>"+ // may have a link
"</span>";
if (data['in_reply_to_status_id']) {
ni = ni+" <a class=\"response\" href=\""+data['in_reply_to_status_url']+"\">in context</a>";
}
if (repeat) {
ru = repeat['user'];
ni = ni + "<span class=\"repeat vcard\">Repeated by " +
"<a href=\"" + ru['profile_url'] + "\" class=\"url\">" +
"<span class=\"nickname\">"+ ru['screen_name'] + "</span></a></span>";
}
ni = ni+"</div>";
ni = ni + "<div class=\"notice-options\">";
if (RealtimeUpdate._userid != 0) {
var input = $("form#form_notice fieldset input#token");
var session_key = input.val();
ni = ni+RealtimeUpdate.makeFavoriteForm(data['id'], session_key);
ni = ni+RealtimeUpdate.makeReplyLink(data['id'], data['user']['screen_name']);
if (RealtimeUpdate._userid == responsible['id']) {
ni = ni+RealtimeUpdate.makeDeleteLink(data['id']);
} else if (RealtimeUpdate._userid != user['id']) {
ni = ni+RealtimeUpdate.makeRepeatForm(data['id'], session_key);
}
}
ni = ni+"</div>";
ni = ni+"</li>";
return ni;
},
makeFavoriteForm: function(id, session_key)
{
var ff;
ff = "<form id=\"favor-"+id+"\" class=\"form_favor\" method=\"post\" action=\""+RealtimeUpdate._favorurl+"\">"+
"<fieldset>"+
"<legend>Favor this notice</legend>"+
"<input name=\"token-"+id+"\" type=\"hidden\" id=\"token-"+id+"\" value=\""+session_key+"\"/>"+
"<input name=\"notice\" type=\"hidden\" id=\"notice-n"+id+"\" value=\""+id+"\"/>"+
"<input type=\"submit\" id=\"favor-submit-"+id+"\" name=\"favor-submit-"+id+"\" class=\"submit\" value=\"Favor\" title=\"Favor this notice\"/>"+
"</fieldset>"+
"</form>";
return ff;
},
makeReplyLink: function(id, nickname)
{
var rl;
rl = "<a class=\"notice_reply\" href=\""+RealtimeUpdate._replyurl+"?replyto="+nickname+"\" title=\"Reply to this notice\">Reply <span class=\"notice_id\">"+id+"</span></a>";
return rl;
},
makeRepeatForm: function(id, session_key)
{
var rf;
rf = "<form id=\"repeat-"+id+"\" class=\"form_repeat\" method=\"post\" action=\""+RealtimeUpdate._repeaturl+"\">"+
"<fieldset>"+
"<legend>Favor this notice</legend>"+
"<input name=\"token-"+id+"\" type=\"hidden\" id=\"token-"+id+"\" value=\""+session_key+"\"/>"+
"<input name=\"notice\" type=\"hidden\" id=\"notice-n"+id+"\" value=\""+id+"\"/>"+
"<input type=\"submit\" id=\"repeat-submit-"+id+"\" name=\"repeat-submit-"+id+"\" class=\"submit\" value=\"Favor\" title=\"Repeat this notice\"/>"+
"</fieldset>"+
"</form>";
return rf;
},
makeDeleteLink: function(id)
{
var dl, delurl;
delurl = RealtimeUpdate._deleteurl.replace("0000000000", id);
dl = "<a class=\"notice_delete\" href=\""+delurl+"\" title=\"Delete this notice\">Delete</a>";
return dl;
},
initActions: function(url, timeline, path)
{
$('#notices_primary').prepend('<ul id="realtime_actions"><li id="realtime_playpause"></li><li id="realtime_timeline"></li></ul>');
RealtimeUpdate._pluginPath = path;
RealtimeUpdate.initPlayPause();
RealtimeUpdate.initAddPopup(url, timeline, RealtimeUpdate._pluginPath);
},
initPlayPause: function()
{
if (typeof(localStorage) == 'undefined') {
RealtimeUpdate.showPause();
}
else {
if (localStorage.getItem('RealtimeUpdate_paused') === 'true') {
RealtimeUpdate.showPlay();
}
else {
RealtimeUpdate.showPause();
}
}
},
showPause: function()
{
RealtimeUpdate.setPause(false);
RealtimeUpdate.showQueuedNotices();
RealtimeUpdate.addNoticesHover();
$('#realtime_playpause').remove();
$('#realtime_actions').prepend('<li id="realtime_playpause"><button id="realtime_pause" class="pause" title="Pause">Pause</button></li>');
$('#realtime_pause').bind('click', function() {
RealtimeUpdate.removeNoticesHover();
RealtimeUpdate.showPlay();
return false;
});
},
showPlay: function()
{
RealtimeUpdate.setPause(true);
$('#realtime_playpause').remove();
$('#realtime_actions').prepend('<li id="realtime_playpause"><span id="queued_counter"></span> <button id="realtime_play" class="play" title="Play">Play</button></li>');
$('#realtime_play').bind('click', function() {
RealtimeUpdate.showPause();
return false;
});
},
setPause: function(state)
{
RealtimeUpdate._paused = state;
if (typeof(localStorage) != 'undefined') {
localStorage.setItem('RealtimeUpdate_paused', RealtimeUpdate._paused);
}
},
showQueuedNotices: function()
{
$.each(RealtimeUpdate._queuedNotices, function(i, n) {
RealtimeUpdate.insertNoticeItem(n);
});
RealtimeUpdate._queuedNotices = [];
RealtimeUpdate.removeQueuedCounter();
},
updateQueuedCounter: function()
{
$('#realtime_playpause #queued_counter').html('('+RealtimeUpdate._queuedNotices.length+')');
},
removeQueuedCounter: function()
{
$('#realtime_playpause #queued_counter').empty();
},
addNoticesHover: function()
{
$('#notices_primary .notices').hover(
function() {
if (RealtimeUpdate._paused === false) {
RealtimeUpdate.showPlay();
}
},
function() {
if (RealtimeUpdate._paused === true) {
RealtimeUpdate.showPause();
}
}
);
},
removeNoticesHover: function()
{
$('#notices_primary .notices').unbind();
},
initAddPopup: function(url, timeline, path)
{
$('#realtime_timeline').append('<button id="realtime_popup" title="Pop up in a window">Pop up</button>');
$('#realtime_popup').bind('click', function() {
window.open(url,
'',
'toolbar=no,resizable=yes,scrollbars=yes,status=no,menubar=no,personalbar=no,location=no,width=500,height=550');
return false;
});
},
initPopupWindow: function()
{
$('.notices .entry-title a, .notices .entry-content a').bind('click', function() {
window.open(this.href, '');
return false;
});
$('#showstream .entity_profile').css({'width':'69%'});
}
}